Proceedings of the International Conference on Security and Cryptography Acronym: SECRYPT 2010/ICETE Event held on: July 26-28, 2010, in University of Piraeus, Greece Editors: Sokratis Katsikas 1 and Pierangela Samarati 2 Affiliations: 1 University of Piraeus, Greece , 2 Università degli Studi di Milano, Italy ISBN: 978-989-8425-18-8